1 Tabel périodik
1.1 Symbol
Pr
1.2 Panggil Group
ora Sumadhiya
Rank: N/A (Overall) ▶
0
17
1.3 Panggil periode
1.4 Block
pemblokiran f
1.5 Family unsur
lanthanide
1.6 CAS Number
7440100
Rank: 69 (Overall) ▶
7429905
54386242
1.7 Jeneng papan Group
P63 / mmc
1.8 Space Group Number
194.00
Rank: 5 (Overall) ▶
11
229
2 facts
2.1 Facts Interesting
- Praseodymium logam sintetik diprodhuksi logam.
- Praseodymium digunakake minangka bahan bakar kanggo generator radioaktif.
2.2 sumber
Found in Minerals, Mining, Ores saka Minerals
2.3 History
2.3.1 sing katutup
Not Available
2.3.2 Discovery
ing taun 1885
2.4 turah mbrawah
2.4.1 Turah mbrawah Ing Universe
2 * 10-7 %
Rank: 22 (Overall) ▶
5E-09
0.11
2.4.2 Turah mbrawah Ing Sun
~0.0000001 %
Rank: 26 (Overall) ▶
1E-08
0.1
2.4.3 Turah mbrawah Ing meteorit
0.00 %
Rank: 40 (Overall) ▶
1.7E-07
22
2.4.4 Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
Rank: 27 (Overall) ▶
9.9E-12
8.1
2.4.5 Turah mbrawah Ing Segara
0.00 %
Rank: 39 (Overall) ▶
2E-23
1.1
2.4.6 Turah mbrawah Ing Manungsa
ora Sumadhiya
Rank: N/A (Overall) ▶
1E-13
1.4
3 ulah
3.1 Ulah lan Wuku
- Gunakake utama Praseodymium kalebu wesi. Praseodymium -Magnesium alloy digunakake ing mesin pesawat amarga kekuatan dhuwur.
- metal iki uga digunakake nalika nggawe wesi sembrani permanen.
3.1.1 Ulah Industrial
Industri Kimia
3.1.2 Ulah Medical
NA
3.1.3 Ulah liyane
wesi
3.2 Properties biologi
3.2.1 keracunan
arep Toxic
3.2.2 Saiki ing badan Human
Ora
3.2.3 Sang
ora Sumadhiya
Rank: N/A (Overall) ▶
0
1970
3.2.4 ing Bone
ora Sumadhiya
Rank: N/A (Overall) ▶
0
170000
4 fisik
4.1 leleh Point
935.00 ° C
Rank: 48 (Overall) ▶
27
3410
4.2 Boiling Point
3,130.00 ° C
Rank: 27 (Overall) ▶
147
5660
4.3 katon
4.3.1 State fisik
Solid
4.3.2 warna
klawu putih
4.3.3 luster
metallic
4.4 atose
4.4.1 Mohs atose
ora Sumadhiya
Rank: N/A (Overall) ▶
0.2
8.5
4.4.2 Brinell atose
481.00 MPa
Rank: 24 (Overall) ▶
0.14
3490
4.4.3 Vickers atose
400.00 MPa
Rank: 25 (Overall) ▶
121
3430
4.5 Kacepetan swara
2,280.00 m / s
Rank: 40 (Overall) ▶
818
16200
4.6 Properties Optical
4.6.1 bias Index
ora Sumadhiya
Rank: N/A (Overall) ▶
1.000933
1.7229
4.6.2 reflectivity
ora Sumadhiya
Rank: N/A (Overall) ▶
58
97
4.7 allotropes
Ora
4.7.1 α allotropes
ora Sumadhiya
4.7.2 β allotropes
ora Sumadhiya
4.7.3 γ allotropes
ora Sumadhiya
5 Kimia
5.1 Formula Kimia
Pr
5.2 isotop
5.2.1 Isotop dikenal
5.3 keelektronegatifan
5.3.1 Pauling Elektronegativitas
1.13
Rank: 42 (Overall) ▶
0.7
2.54
5.3.2 Sanderson Elektronegativitas
ora Sumadhiya
Rank: N/A (Overall) ▶
0.22
2.56
5.3.3 Allred Rochow Elektronegativitas
1.07
Rank: 32 (Overall) ▶
0.86
1.82
5.3.4 Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
Rank: N/A (Overall) ▶
0.62
2.48
5.3.5 Allen Elektronegativitas
ora Sumadhiya
Rank: N/A (Overall) ▶
0.659
2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
2.87
Rank: 12 (Overall) ▶
1.46
3.3
5.5 tenogo ionisasi
5.5.1 Level Energy 1st
527.00 kJ / mol
Rank: 78 (Overall) ▶
375.7
26130
5.5.2 Level Energy 2
1,020.00 kJ / mol
Rank: 80 (Overall) ▶
710.2162
28750
5.5.3 Level Energy 3rd
2,086.00 kJ / mol
Rank: 70 (Overall) ▶
1600
34230
5.5.4 Level Energy 4
3,761.00 kJ / mol
Rank: 47 (Overall) ▶
2780
37066
5.5.5 Level Energy 5th
5,551.00 kJ / mol
Rank: 29 (Overall) ▶
4305.2
97510
5.5.6 Level Energy 6th
ora Sumadhiya
Rank: N/A (Overall) ▶
5715.8
105800
5.5.7 tingkat Energy 7
ora Sumadhiya
Rank: N/A (Overall) ▶
7226.8
114300
5.5.8 Level Energy 8
ora Sumadhiya
Rank: N/A (Overall) ▶
8857.4
125300
5.5.9 Level Energy 9
ora Sumadhiya
Rank: N/A (Overall) ▶
14110
134700
5.5.10 Level Energy 10th
ora Sumadhiya
Rank: N/A (Overall) ▶
17100
144300
5.5.11 Level Energy 11
ora Sumadhiya
Rank: N/A (Overall) ▶
19900
169988
5.5.12 Level Energy 12
ora Sumadhiya
Rank: N/A (Overall) ▶
22219
189368
5.5.13 Level Energy 13
ora Sumadhiya
Rank: N/A (Overall) ▶
26930
76015
5.5.14 Level Energy 14
ora Sumadhiya
Rank: N/A (Overall) ▶
29196
86450
5.5.15 Level Energy 15
ora Sumadhiya
Rank: N/A (Overall) ▶
41987
97510
5.5.16 Level Energy 16
ora Sumadhiya
Rank: N/A (Overall) ▶
47206
109480
5.5.17 Level Energy 17
ora Sumadhiya
Rank: N/A (Overall) ▶
52737
122200
5.5.18 Level Energy 18
ora Sumadhiya
Rank: N/A (Overall) ▶
58570
134810
5.5.19 Level Energy 19
ora Sumadhiya
Rank: N/A (Overall) ▶
64702
148700
5.5.20 Level Energy 20
ora Sumadhiya
Rank: N/A (Overall) ▶
80400
171200
5.5.21 Level Energy 21
ora Sumadhiya
Rank: N/A (Overall) ▶
87000
179100
5.5.22 Level Energy 22
ora Sumadhiya
Rank: N/A (Overall) ▶
93400
184900
5.5.23 Level Energy 23rd
ora Sumadhiya
Rank: N/A (Overall) ▶
98420
198800
5.5.24 Level Energy 24
ora Sumadhiya
Rank: N/A (Overall) ▶
104400
195200
5.5.25 Level Energy 25th
ora Sumadhiya
Rank: N/A (Overall) ▶
121900
121900
5.5.26 Level Energy 26th
ora Sumadhiya
Rank: N/A (Overall) ▶
127700
127700
5.5.27 Level Energy 27th
ora Sumadhiya
Rank: N/A (Overall) ▶
133800
133800
5.5.28 Level Energy 28th
ora Sumadhiya
Rank: N/A (Overall) ▶
139800
139800
5.5.29 Level Energy 29
ora Sumadhiya
Rank: N/A (Overall) ▶
148100
148100
5.5.30 Level Energy 30
ora Sumadhiya
Rank: N/A (Overall) ▶
154500
154500
5.6 padha karo elektrokimia
1.75 g / amp-day
Rank: 40 (Overall) ▶
0.16812
8.3209
5.7 Fungsi Work elektron
2.70 eV
Rank: 41 (Overall) ▶
2.14
5.65
5.8 Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif
6 atom
6.1 Panggil atom
6.2 Konfigurasi elektron
[Xe] 4F 3 6s 2
6.3 Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
6.3.1 Crystal pola
6.4 atom
6.4.1 Jumlah proton
6.4.2 Jumlah Neutron
6.4.3 Jumlah Èlèktron
6.5 Radius saka Atom
6.5.1 Radius atom
182.00 pm
Rank: 11 (Overall) ▶
112
265
6.5.2 kovalen Radius
203.00 pm
Rank: 9 (Overall) ▶
96
260
6.5.3 Van der Waals Radius
239.00 pm
Rank: 14 (Overall) ▶
139
348
6.6 Bobot atom
140.91 Amu
Rank: 51 (Overall) ▶
6.94
294
6.7 Volume atom
20.80 cm3 / mol
Rank: 15 (Overall) ▶
1.39
71.07
6.8 Nomer atom jejer
6.8.1 unsur Previous
6.8.2 Sabanjure unsur
6.9 Potensi Valence Electron
42.64 (-eV)
Rank: 42 (Overall) ▶
8
392.42
6.10 Constant pola
367.25 pm
Rank: 29 (Overall) ▶
228.58
891.25
6.11 pola Angles
π/2, π/2, 2 π/3
6.12 Pola C / A rasio
7 Teknik
7.1 Kapadhetan
7.1.1 Kapadhetan Ing suhu kamar
6.77 g / cm 3
Rank: 63 (Overall) ▶
0.534
40.7
7.1.2 Kapadhetan Nalika Liquid (ing mp)
6.50 g / cm3
Rank: 39 (Overall) ▶
0.512
20
7.2 Strength tensile
ora Sumadhiya
Rank: N/A (Overall) ▶
2.5
11000
7.3 viskositas
ora Sumadhiya
Rank: N/A (Overall) ▶
0.001526
0.001526
7.4 meksa beluk
7.4.1 Meksa beluk ing 1000 K
0.00 (Pa)
Rank: 25 (Overall) ▶
2.47E-11
121
7.4.2 Meksa beluk ing 2000 K
13.20 (Pa)
Rank: 7 (Overall) ▶
2.62E-10
774
7.5 situs kelenturan
7.5.1 nyukur pengaturan
14.80 GPA
Rank: 39 (Overall) ▶
1.3
222
7.5.2 pengaturan akeh
28.80 GPA
Rank: 40 (Overall) ▶
1.6
462
7.5.3 Young kang pengaturan
37.30 GPA
Rank: 41 (Overall) ▶
1.7
528
7.6 Poisson rasio
0.28
Rank: 16 (Overall) ▶
0.032
0.47
7.7 Properties Teknik liyane
ductile, malleable
8 Magnetic
8.1 Ciri Magnetic
8.1.1 Gravitasi tartamtu
6.77
Rank: 50 (Overall) ▶
0.53
4500
8.1.2 Nindakake Magnetic
paramagnetic
8.1.3 permeabilitas
ora Sumadhiya
Rank: N/A (Overall) ▶
1.25643E-06
0.0063
8.1.4 kelemahan
ora Sumadhiya
Rank: N/A (Overall) ▶
-0.000166
200000
8.2 Properties Listrik
8.2.1 Property Listrik
Arman
8.2.2 resistivity
0.70 nΩ · m
Rank: 65 (Overall) ▶
0.18
961
8.2.3 konduktivitas listrik
0.01 10 6 / cm Ω
Rank: 50 (Overall) ▶
0.00666
0.63
8.2.4 elektron Affinity
50.00 kJ / mol
Rank: 21 (Overall) ▶
0
222.8
9 termal
9.1 Kalor tartamtu
0.19 J / (kg K)
Rank: 32 (Overall) ▶
0.11
3.6
9.2 Graham Kapasitas kalor
27.20 J / mol · K
Rank: 18 (Overall) ▶
16.443
62.7
9.3 doyo termal
12.50 W / m · K
Rank: 59 (Overall) ▶
6.3
429
9.4 suhu kritis
ora Sumadhiya
Rank: N/A (Overall) ▶
26.3
3223
9.5 Expansion termal
6.70 μm / (m · K)
Rank: 50 (Overall) ▶
4.5
97
9.6 enthalpy
9.6.1 Enthalpy panguapan
296.80 kJ / mol
Rank: 29 (Overall) ▶
7.32
799.1
9.6.2 Enthalpy saka Fusion
6.89 kJ / mol
Rank: 48 (Overall) ▶
2.1
35.23
9.6.3 Enthalpy saka atomization
368.00 kJ / mol
Rank: 24 (Overall) ▶
61.5
837
9.7 Standard molar Entropy
73.20 J / mol.K
Rank: 10 (Overall) ▶
9.5
198.1